A4 Karaoke wired microphone 1.Type:moving coil 2.Frequency Response:50Hz-15KHz 3.Polar Pattern: Ultra-Cardioid Model No.: A4Technical Specifications:  

1. Type: Dynamic Microphone

2. Frequency Range: 50Hz-15KHz

3. Polar Pattern: Ultra-Cardioid

4. Output Impedance: 600Ω±5%

5. Sensitivity: -72dB ± 3dB (0dB=1V/Pa at 1KHz)

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A4 Karaoke wired microphone